#
RRB ALP Mathematics First Stage

## RRB ALP Mathematics First Stage CBT Exam

**RRB ALP 2018 - First Stage CBT Examination**, conducted in online Mode, has: a duration of 60 Min (__80 minutes__ for eligible **PWD** candidates accompanied with scribe), a total of 75 questions, a maximum score of 75 marks, and consists of 4 sections, namely - ** Mathematics, General Intelligence & Reasoning, General Science and General Awareness on Current Affairs**. Candidates must clear the cut-off in all the sections to qualify for Second Stage CBT Exam.

### Pattern

S.No |
Sections |
No. of Questions |
Time allocated |

1 |
Mathematics |
75 |
60 minutes (__80 minutes__ for eligible **PWD** candidates accompanied with scribe) |

2 |
General Intelligence and Reasoning |

3 |
General Science |

4 |
General awareness on current affairs |

Below mentioned are the different categories of expected questions in the

**RRB ALP Mathematics** section of First Stage.

### Syllabus

S.No |
Topics |

1 |
Number system |

2 |
BODMAS |

3 |
Decimals, Fractions |

4 |
LCM, HCF |

5 |
Ratio and Proportion |

6 |
Percentages, Mensuration |

7 |
Time and Work; Time and Distance |

8 |
Simple and Compound Interest |

9 |
Profit and Loss |

10 |
Algebra |

11 |
Geometry and Trigonometry |

12 |
Elementary Statistics |

13 |
Square Root |

14 |
Age Calculations |

15 |
Calendar & Clock |

16 |
Pipes & Cistern |

**Penalty for Wrong Answers (Applicable to both – First Stage and Second Stage examination)**:
There shall be negative marking for incorrect answers in First and Second Stage CBT. **1/3rd** of the marks allotted for each question shall be deducted for each wrong answer. There shall be no negative marking for Computer Based Aptitude Test.

### Samples

**1. Which of the following is a prime number**
Answer: Option (b)

**2. What least value should be replaced by * in 223*431 so the number become divisible by 9**
Answer: Option (a)

**3. What is the largest 4 digit number exactly divisible by 88**
a) 9900
b) 9999
c) 9988
d) 9944

Answer: Option (d)

**4. 15.06 * 0.0001 = ?**
a) 15060000
b) 0.001506
c) 0.01506
d) 0.1506

Answer: Option (b)

**5. Find the HCF of 2.1, 1.05 and 0.63**
a) 0.44
b) 0.64
c) 0.21
d) None of above

Answer: Option (c)

**6. What will be the LCM of 8, 24, 36 and 54**
a) 54
b) 108
c) 216
d) 432

Answer: Option (c)

**7. In a mixture 60 litres, the ratio of milk and water 2 : 1. If the this ratio is to be 1 : 2, then the quanity of water to be further added is**
a) 20 liters
b) 30 liters
c) 50 liters
d) 60 liters

Answer: Option (d)

**8. In a college, the ratio of the number of boys to girls is 8: 5. If there are 200 girls, the total number of students in the college is**
a) 420
b) 520
c) 620
d) 720

Answer: Option (b)

**9. The ratio 5:20 expressed as percent equals to**
a) 50 %
b) 125 %
c) 25 %
d) None of above

Answer: Option (c)

**10. If the cost price is 25% of selling price. Then what is the profit percent.**
a) 150%
b) 200%
c) 300%
d) 350%

Answer: Option (c)

**11. A, B and C invested Rs. 8000, Rs. 4000 and Rs. 8000 respectively in a business. A left after six months. If after eight months, there was a gain of Rs. 4005, then what will be the share of B?**
a) Rs 690
b) Rs 790
c) Rs 890
d) Rs 990

Answer: Option (c)

**12. P and Q started a business investing Rs 85000 and Rs 15000 resp. In what ratio the profit earned after 2 years be divided between P and Q respectively.**
a) 17:5
b) 17:3
c) 17:6
d) 17:7

Answer: Option (b)

**13. A is thrice as good a workman as B and takes 10 days less to do a piece of work than B takes. B alone can do the whole work in**
a) 15 days
b) 10 days
c) 9 days
d) 8 days

Answer: Option (a)

**14. A Man travelled a distance of 61 km in 9 hours. He travelled partly on foot at 4 km/hr and partly on bicycle at 9 km/hr. What is the distance travelled on foot?**
a) 16 km
b) 14 km
c) 12 km
d) 10 km

Answer: Option (a)

**15. 2 trains starting at the same time from 2 stations 200 km apart and going in opposite direction cross each other at a distance of 110 km from one of the stations. What is the ratio of their speeds?**
a) 11:9
b) 13:9
c) 17:9
d) 21:9

Answer: Option (a)

**RRB ALP Technicians Mathematics - Study Guide** -

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**RRB ALP/Technicians – Related Information**